Her little princess is here! Hayden Panettiere and her fiance Wladimir Klitschko have welcomed their first child together, her rep confirms to Us Weekly. The couple's little one, Kaya Klitschko, weighed in at 7 lbs., 14 oz., and measured 20 inches and arrived on Tuesday, Dec. 9.

Us broke news in May that the Nashville star, 25, was going to be a first-time mom. She bared her growing baby bump in a striped blue bikini while vacationing in Miami with the 38-year-old boxer in August, and confirmed the pregnancy news herself while completing the ALS Ice Bucket Challenge later t...